homebrew-core/Formula/hadoop.rb

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require 'formula'
class Hadoop < Formula
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url 'http://www.carfab.com/apachesoftware/hadoop/core/hadoop-0.20.2/hadoop-0.20.2.tar.gz'
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homepage 'http://hadoop.apache.org/common/'
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md5 '8f40198ed18bef28aeea1401ec536cb9'
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def shim_script target
<<-EOS.undent
#!/bin/bash
exec #{libexec}/bin/#{target} $*
EOS
end
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def install
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rm_f Dir["bin/*.bat"]
libexec.install %w[bin conf contrib lib webapps]
libexec.install Dir['*.jar']
bin.mkpath
Dir["#{libexec}/bin/*"].each do |b|
n = Pathname.new(b).basename
(bin+n).write shim_script(n)
end
end
def caveats
<<-EOS.undent
$JAVA_HOME must be set for Hadoop commands to work.
EOS
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end
end